Subadditivity
子[次]可加性
🗣️ 情景例句
It's not a bad game.
那不是个坏游戏。
We should weep for men at their birth and not a t their death.
我们应在人降生时流泪，而不该在人死亡时哭泣。
Goodbye. Thanks again for calling.
再见！再次感谢你的来访。